Question

kisi natak gruh me kurshiyo ki kul 25 katar hai pahli katar me 10kurshoya hai dusri katar me me kul 12kurshiya tatha tishri katar me 14kurshiya ho to 20katar me kul kitni krshiya hongi aur natak gruh me kul kitni kurshiya hongi​

Answer 1

Step-by-step explanation:

a=10 c. d=2 N=20

then ap=a+(N-1) d

t20=10+19

$t20 = 10 + 19 \times 2$then 20 karat me 48 kurshiya hogi